English abbreviations from ron to rorf
- ron (Romanian language (ISO 639-2 code))
- RONA (Return on net assets)
- ROO (Research On Optics)
- ROOF (Russian Orphan Opportunity Fund)
- ROOM (Rip Once Output Many)
- ROP (Render Output Pipeline)
- ROPAL (Representation of the People's Amendment Law)
- ROPE (Research Opportunity and Performance Evidence)
- ROPOS (Remotely Operated Platform for Ocean Science)
- ROQ (Rounds Of the Quarter)
- ROR (range only radar)
- RORF ((astrophysics terminology) Radio/Optical Reference Frame, an inertial reference frame based on extragalactic radio sources)